diff --git a/ChangeLog b/ChangeLog
index 89004b101..3a5301caf 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -12,6 +12,9 @@
 	  run more than once.
 	* doc/descriptions-external/ibm.desc: Add Ricoh IS-420.
 	* sanei/sanei_usb.c: Call sanei_usb_init only once.
+	* backend/mustek_usb.c doc/descriptions/mustek_usb.desc
+	  doc/mustek_usb/mustek_usb.CHANGES doc/sane-mustek_usb.man: Iniatialize
+	  global variables explicitely. Mention ma1509.
 
 2003-02-20  Henning Meier-Geinitz <henning@meier-geinitz.de>
 
diff --git a/backend/mustek_usb.c b/backend/mustek_usb.c
index 39d49895a..569b256bd 100644
--- a/backend/mustek_usb.c
+++ b/backend/mustek_usb.c
@@ -46,7 +46,7 @@
    This file implements a SANE backend for Mustek 1200UB and similar 
    USB flatbed scanners.  */
 
-#define BUILD 15
+#define BUILD 16
 
 #include "../include/sane/config.h"
 
@@ -712,6 +712,15 @@ sane_init (SANE_Int * version_code, SANE_Auth_Callback authorize)
 
   DBG (5, "sane_init: authorize %s null\n", authorize ? "!=" : "==");
 
+
+  num_devices = 0;
+  first_dev = 0;
+  first_handle = 0;
+  devlist = 0;
+  new_dev = 0;
+  new_dev_len = 0;
+  new_dev_alloced = 0;
+
   sanei_usb_init ();
 
   fp = sanei_config_open (MUSTEK_USB_CONFIG_FILE);
diff --git a/doc/descriptions/mustek_usb.desc b/doc/descriptions/mustek_usb.desc
index e74f48c36..71fd7bdf0 100644
--- a/doc/descriptions/mustek_usb.desc
+++ b/doc/descriptions/mustek_usb.desc
@@ -1,9 +1,9 @@
 :backend "mustek_usb"
 :status :stable
-:version "1.0-15"
+:version "1.0-16"
 :manpage "sane-mustek_usb"
 :url "http://www.meier-geinitz.de/sane/mustek_usb-backend/"
-:comment "Only the USB scanners mentioned below are supported. For BearPaws, look at the Plustek and gt68xx backends."
+:comment "Only the USB scanners mentioned below are supported. For BearPaws, look at the Plustek, MA-1509, and gt68xx backends."
 :devicetype :scanner
 
 :mfg "Mustek"
diff --git a/doc/mustek_usb/mustek_usb.CHANGES b/doc/mustek_usb/mustek_usb.CHANGES
index c564823d6..f762c67c2 100644
--- a/doc/mustek_usb/mustek_usb.CHANGES
+++ b/doc/mustek_usb/mustek_usb.CHANGES
@@ -1,5 +1,12 @@
 CHANGES for the SANE Mustek USB backend
 
+2003-02-22:
+  * Release of version 1.0-16. 
+
+2003-02-22:
+  * Iniatialize global variables explicitely.
+  * Mention ma1509.
+
 2002-11-20:
   * Man page updated concerning The BSDs.
 
diff --git a/doc/sane-mustek_usb.man b/doc/sane-mustek_usb.man
index 27206179f..bd1b5d432 100644
--- a/doc/sane-mustek_usb.man
+++ b/doc/sane-mustek_usb.man
@@ -29,6 +29,8 @@ More details can be found on the Mustek USB backend homepage
 The Mustek BearPaw 1200 and 2400 scanners are supported by the plustek
 backend. See 
 .BR sane-plustek (5)
+for details. The Mustek BearPaw 1200F is supported by the MA-1509 backend. See
+.BR sane-ma1509 (5)
 for details. Other Mustek USB scanners are supported by the gt68xx backend,
 see
 .BR sane-gt68xx (5).
@@ -171,7 +173,8 @@ export SANE_DEBUG_MUSTEK_USB=4
 .BR sane-mustek (5),
 .BR sane-mustek_pp (5),
 .BR sane-plustek (5),
-.BR sane-gt68xx (5)
+.BR sane-gt68xx (5),
+.BR sane-ma1509 (5)
 .br
 .IR @DOCDIR@/mustek_usb/mustek_usb.CHANGES ,
 .I @DOCDIR@/mustek_usb/mustek_usb.TODO